From 8bd514fb5f1ebe1c9da393d0e1fdb2e734b87034 Mon Sep 17 00:00:00 2001
From: Florian Dejonckheere <florian@floriandejonckheere.be>
Date: Sat, 27 Apr 2024 15:59:52 +0300
Subject: [PATCH] Drop singleton clusters

---
 lib/mosaik/commands/evaluate.rb | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/mosaik/commands/evaluate.rb b/lib/mosaik/commands/evaluate.rb
index 4910f6d..7c1ad9f 100644
--- a/lib/mosaik/commands/evaluate.rb
+++ b/lib/mosaik/commands/evaluate.rb
@@ -29,6 +29,9 @@ def validate
       def call
         info "Evaluating microservice candidates (#{options.map { |k, v| "#{k}: #{v}" }.join(', ')})"
 
+        # Remove clusters with cardinality less than 2
+        graph.clusters.delete_if { |_, cluster| cluster.vertices.size < 2 }
+
         # Evaluate metrics
         options[:metrics].each do |metric|
           Metrics